查询词典 rectangular cartesian coordinate system

It is pointed out in this paper that the p-q、ip-iq and d-q techniques used in active power filter design are the methods based on rotor coordinate and the fan-in vector theory is the method based on stator coordinate.

指出有源电力滤波器的设计中所采用的p-q法、ip-iq法与d-q法，都是基于转子坐标系的方法；而扇合矢量法是基于定子坐标系的方法。

Making use of I1 ,I2 ,I3 position Centrifugal rate e and half focal chord p can be calculated. Therefore its easy to transform the equation of the right - angled coordinate branch into polar coordinate equation.

利用I1，I2，I3可以计算出离心率e和半正焦弦p因而可以很容易的直接把直角坐标系中的方程转化为极坐标方程。

In this paper, a Newton -Raphson arithmetic for geodetic coordinate transformation from geocentric coordinate is introduced.

该文给出了一种基于Newton—Raphson方法来实现地心直角坐标到大地坐标的转换。

The computing of latitude is the key of geodetic coordinate transformation from geocentric coordinate which conventionally uses iterative methods.

大地纬度的解算是从地心直角坐标到大地坐标变换的关键，通常都用采用迭代法实现。

At the same time, the algorithms of hexahedral mesh generation using isoparametric transformation based on cylindrical coordinate and sphere coordinate respectively are also integrated with Subdivision-Mapping Method The technique of mesh gradient control is also presented.

还提出了扫描法六面体网格生成算法、基于圆柱坐标和球坐标系的使用等参映射法的六面体网格生成算法以及网格局部加密算法，并完成了相应模块的开发工作。

The arithmetic is presented to solve the transformation between screen coordinate and world coordinate,which uses the prospective image arithmetic and Z-Depth buffer of OpenGL,and is suitable for many occasion.

OpenGL是作为一种新型的接口，它所具有的与硬件无关的特性，可以使其在不同的硬件平台实现，被多种操作系统平台支持，简单实用，并且可以在微机工作站上使用，却并不损失三维图形的性能。

Adopting inertial coordinate frame simplifies modeling process and the dynamic inflow model can easily be incorporated without multi-blade coordinate transformation.

本文基於惯性坐标系的旋冀气弹建模方法简化了建模，方便地嵌入了动态入流模型。

To solve the problem of multiple bearing in measure. Making use of the rigidity transformation matrix, the data of different coordinate systems can be spliced into the first coordinate in response to the 3 points localization principle.

提出了根据三点定位原理并利用刚性变换矩阵来实现将多次定位下的数据拼合到第一次定位时的坐标系中的方法，整个拼合过程不会出现扭曲变形。

So, we use Theory of Constraints to diagnose organization's internal constrain and expect the TOC will be succeed to solve the organization's problems. On the other side, in the make-to-order factors the Production Control department is the most critical key for the coordinate with Production and Sales. But we found the Production Control department hadn't played the role of coordinate by appropriately because they have some problems what hadn't solved till now yet in this case.

另外，在接单式生产的工厂里，生管部门是非常重要的单位，在本研究分析订单交期不准时的过程中发现，生管部门在整体运作上也存在著一直未被改善的问题，所以本研究也将依循著限制理论的思维程序，带领生管同仁一同参与组织问题的诊断，透过工作问题的收集找出组织的内部限制，再一起研拟改善对策打破限制，进而完成生管部门组织问题改善。

Reduced SQP based on orthonormal bases, orthogonal bases and coordinate bases are studied and compared. With the correction item introduced, the null-space move is adjusted and the reduced SQP based on coordinate bases decomposition is improved.●The key problem of steady-state data processing for RTOPT is studied. A new algorithm of simultaneous strategies for data reconciliation and gross error detection is proposed. Here the objective function that is constructed using maximum likelihood principle and joint distribution function is minimized. Efficient algorithm is developed which exploited the nonlinear lease-square structure of this objective function.

仿真结果表明了算法的有效性；●深入研究了在线优化中的一个关键问题——稳态数据处理问题，用基于组合概率分布的目标函数联立求解粗劣误差检测和数据调和问题；以精馏塔在线优化的数据处理和模型修正为例，提出一种根据模型方程对参数的依赖性进行过程模型分解的分层策略，可以将数据调和和参数估计统一在数据处理的大框架中，为进一步的过程性能分析、操作状况评价以及在线优化提供可靠的基准，具有非常重要的工程应用价值；●将优化命题的形式扩展到更通用的形式。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。